皮皮学,免费搜题
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搜题
【单选题】
传统的月饼模、绿豆糕印模等多用()制成
A.
木材
B.
铁皮
C.
铜皮
D.
塑料
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举一反三
【单选题】在显微镜下,物像不清晰时,应转动显微镜的哪一部分?( )
A.
目镜
B.
物镜
C.
调节器
D.
反光镜
【单选题】He __________ in the factory for three years before he joined the Army. [     ]
A.
has worked
B.
worked
C.
had worked l
【单选题】听力原文:Who is the gentleman dressed in dark blue? (A) She works at the car factory. (B) He is the manager of human resources. (C) He likes to play basketball. (13)
A.
B.
C.
【单选题】The news came as no surprise to me. I for some time that the factory was going to shut down.
A.
knew
B.
had known
C.
have known
D.
know
【单选题】在显微镜下,物像不清晰时,应转动显微镜的__________部分。
A.
目镜
B.
物镜
C.
调焦螺旋
D.
反光镜
【单选题】在显微镜下,物像不清晰时,应转动显微镜的()部分。
A.
目镜
B.
物镜
C.
载物台
D.
粗调或细调螺旋
【单选题】When the factory worker in the third paragraph was a teenager, his father______.
A.
wanted him to start earning a living
B.
wanted him to study harder
C.
wanted him to work with him at the Ford plant
D.
wanted him to stop wearing such messy clothes
【单选题】H e ___ a visit to the factory and was warmly ___ by the workers there .
A.
took , welcome
B.
took ,welcomed
C.
paid , welcome
D.
paid , welcomed
【单选题】在光学显微镜下,物像不清晰时,应转动显微镜的()部分。
A.
目镜
B.
物镜
C.
载物台
D.
粗调或细调螺旋
【单选题】在显微镜下,物像不清晰时,应转动显微镜的()部分。
A.
目镜
B.
物镜
C.
载物台
D.
粗调或细调螺旋
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